NYC 9/11 Public Portal Document
2.2. • Mechanical Exhaust System Visual Inspection Form - asa
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Mechanical Exhaust System Identification: ~tr
Location: Area Served:
\L00 c.
Associated mechanical room: clean Y N dry Y N
stored chemicals/refuse Y Iv
Surface Component
System Components Dust/ W1TC not
(NOTE,:•if component itot present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last column] Present? Present? not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y V N (explain): ii
(
louv~'~•s, grates and/or screens
outside air duct
outside air damper(s) N
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lininE N
vibration collars
Exhaust air distribution:
Exhaust air ducts Est total In ft 2.t C7 No. locations
inspected (
Specify type (circle): etal fibrous ¢lass lined metal masonry fibrous class board Y A)
flex-duct wood
Accessible in-line fire dam ers Est. total tv No. locations ins ected N0
Accessible turning vanes Est. total gty No. locations inspected N (7
Exhaust air_grilles Est. total No. locations ins ected e,
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000132787
OCR can misread numbers and units. Confirm readings against the page image before using them.